// This file is part of the SV-Benchmarks collection of verification tasks: // https://gitlab.com/sosy-lab/benchmarking/sv-benchmarks // // SPDX-FileCopyrightText: 2022 Jana (Philipp) Berger // // SPDX-License-Identifier: GPL-3.0-or-later // Prototype declarations of the functions used to communicate with the model checkers extern unsigned long __VERIFIER_nondet_ulong(); extern long __VERIFIER_nondet_long(); extern unsigned char __VERIFIER_nondet_uchar(); extern char __VERIFIER_nondet_char(); extern unsigned short __VERIFIER_nondet_ushort(); extern short __VERIFIER_nondet_short(); extern float __VERIFIER_nondet_float(); extern double __VERIFIER_nondet_double(); extern void abort(void); extern void __assert_fail(const char *, const char *, unsigned int, const char *) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__noreturn__)); void reach_error() { __assert_fail("0", "Req1_Prop1_Batch13normal.c", 13, "reach_error"); } void __VERIFIER_assert(int cond) { if(!(cond)) { ERROR: {reach_error();abort();} } return; } void assume_abort_if_not(int cond) { if(!cond) { abort(); } } #define max(a,b) (((a) > (b)) ? (a) : (b)) #define min(a,b) (((a) < (b)) ? (a) : (b)) #define abs(a) (((a) < 0 ) ? -(a) : (a)) // Function prototypes // Internal control logic variables unsigned char isInitial = 0; // Signal variables unsigned short int var_1_1 = 25; unsigned char var_1_2 = 1; signed char var_1_5 = 16; unsigned short int var_1_6 = 16; signed char var_1_7 = 4; unsigned short int var_1_8 = 2; signed char var_1_9 = 64; signed char var_1_10 = 0; unsigned char var_1_11 = 16; double var_1_12 = 128.4; double var_1_13 = 50.2; double var_1_14 = 3.8; double var_1_15 = 25.1; // Calibration values // Last'ed variables // Additional functions void initially(void) { } void step(void) { // From: Req4Batch13normal if (((var_1_12 - var_1_13) + var_1_14) <= (256.625 * (max (1.875 , var_1_15)))) { var_1_11 = ((abs (5)) + 5); } // From: Req1Batch13normal if (var_1_2) { var_1_1 = (max (var_1_11 , var_1_11)); } // From: Req2Batch13normal if ((var_1_1 == 16) || (var_1_11 < (10 / var_1_6))) { var_1_5 = var_1_7; } else { var_1_5 = 5; } // From: Req3Batch13normal unsigned char stepLocal_1 = var_1_11; unsigned char stepLocal_0 = var_1_2; if (stepLocal_0 || (var_1_11 >= var_1_11)) { if (stepLocal_1 < ((var_1_9 - var_1_10) - 16)) { var_1_8 = (max (var_1_10 , 32)); } } else { var_1_8 = (min (var_1_9 , var_1_11)); } } void updateVariables() { var_1_2 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_2 >= 0); assume_abort_if_not(var_1_2 <= 1); var_1_6 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_6 >= 0); assume_abort_if_not(var_1_6 <= 65535); assume_abort_if_not(var_1_6 != 0); var_1_7 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_7 >= -127); assume_abort_if_not(var_1_7 <= 126); var_1_9 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_9 >= 63); assume_abort_if_not(var_1_9 <= 127); var_1_10 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_10 >= 0); assume_abort_if_not(var_1_10 <= 64); var_1_12 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )); var_1_13 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )); var_1_14 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )); var_1_15 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )); } void updateLastVariables() { } int property() { return (((var_1_2 ? (var_1_1 == ((unsigned short int) (max (var_1_11 , var_1_11)))) : 1) && (((var_1_1 == 16) || (var_1_11 < (10 / var_1_6))) ? (var_1_5 == ((signed char) var_1_7)) : (var_1_5 == ((signed char) 5)))) && ((var_1_2 || (var_1_11 >= var_1_11)) ? ((var_1_11 < ((var_1_9 - var_1_10) - 16)) ? (var_1_8 == ((unsigned short int) (max (var_1_10 , 32)))) : 1) : (var_1_8 == ((unsigned short int) (min (var_1_9 , var_1_11)))))) && ((((var_1_12 - var_1_13) + var_1_14) <= (256.625 * (max (1.875 , var_1_15)))) ? (var_1_11 == ((unsigned char) ((abs (5)) + 5))) : 1) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }